5 ul transfer pipette 5ul,10ul,15u,20ul,35ul 0.2ml,0.5ml,1ml,2ml,3ml, with or without graduation, with or without sterile, 5 ul transfer pipette made of excellent LDPE,5ul,10ul,15u,20ul,35ul0.2ml,0.5ml,1ml,2ml,3ml,with or without graduation,sterile or non-sterile 5 ul transfer pipette